| 51 | Study of the behaviour and impact of two sewage treatment works of the Thames catchment |
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| 52 | Biological investigation into the impact of the storm overflow at Middle Marwood Sewage Treatment Works |
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| 53 | Project record for the review and statistical analysis of the baseline coastal waters survey |
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| 54 | The quality of rivers, canals and estuaries in England and Wales : report of the 1990 survey |
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| 55 | Swords water quality study - phase 1 : modelling the water quality of the River Thames |
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| 56 | Investigation into the chemicals present and entering the Stover Lake, Stover Country Park |
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| 57 | Investigation of the impact on water quality of the SWW Teign estuary sewerage trenching activity |
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| 58 | Integrated appraisal of the Environment Agency's water quality policies : role of the FWR manual |
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| 59 | A review of the performance of Aldershot STW and its effect on the River Blackwater |
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| 60 | Ecological effects of discharges from watercress farms on the chalk-streams of the NRA Wessex Region |
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| 61 | Riverside litter : results of the 1990 campaign and a strategy for the future |
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| 62 | Fish and the Ecological Assessment of Lakes and Rivers for the Water Framework Directive |
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| 63 | Investigation into the impact of Henstridge sewage treatment works on the River Umber, North Devon |
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| 64 | The impact of land use on salmonids (Report 30) : a study of the River Torridge catchment |
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| 65 | Further surveys to elucidate the distribution of the fine-lined pea mussel Pisidium tenuilineatum Stelfox, 1918 |
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| 66 | Report on the control of discharges of titanium dioxide waste to the Humber Estuary : main report |
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| 67 | An investigation into the effects of Alton sewage works on the River Wey North |
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| 68 | Evaluation of the effectiveness of the Water Fringe Option Scheme on Environmental Quality |
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| 69 | Investigation of the water quality in the Buckland stream up and downstream of East/West Buckland |
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| 70 | An investigation into the water quality of the River Waldon during wet weather |
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| 71 | Report for Anglian Water, NRA Unit on the uses of the Orwell and the Stour Estuaries and the use of the mathematical model to derive long term consent limits for all inputs to Orwell Estuary |
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| 72 | Report on the national marine analytical quality control scheme 1993/94 : presented to the 18th October 1994 meeting of the Marine Pollution Monitoring Management Group |
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| 73 | The effects of water resources management on the rivers Bure, Wensum and Nar in North Norfolk : Final project report to the National Rivers Authority. July 1994 |
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| 74 | Biological Assessment Methods: Controlling the Quality of Biological Data. Package 1 The variability of data used for assessing the biological condition of rivers |
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| 75 | Assessment of Ivybridge mobile monitoring station and investigation of the water quality of the River Erme and the effect of Ivybridge Sewage Treatment works final effluent |
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